NYC's Metropolitan Transit Authority (MTA) dumps old subway cars into the ocean to serve as artificial reef.
8
No matter its size or thickness, no piece of paper can be folded in half more than 8 times.
-64
There are more telephones than people in Washington, D.C.
121
Not swinging your arms when you walk increases the effort of walking by 12%, the equivalent of walking 20% faster or carrying a 10 kg backpack.
12
Leather skin does not have any smell. The leather smell that you sense is actually derived from the materials used in the tanning process.
23
The worlds oldest piece of chewing gum is over 9000 years old!
122
Tsunamis ( tidal waves ) travel as fast as jet planes.
97
Seaweed can grow up to 12 inches per day!
59